See a doctor for diagnosis and treatment
Take prescribed antibiotics if the ulcer is caused by H. pylori
Take prescribed acid-reducing medicines such as proton pump inhibitors
Use other prescribed stomach-protecting medicines if recommended
Stop NSAIDs such as ibuprofen and naproxen if your doctor advises
Avoid smoking
Avoid alcohol
Avoid foods that trigger your symptoms
Eat smaller, more frequent meals if tolerated
Manage stress
Follow up with your doctor until healing is confirmed
Seek urgent care for vomiting blood, black stools, severe pain, fainting, or weakness